3 Carat Loose Gemstones
Browse our selection of natural 3 carat gemstones, perfect for fine jewelry and investment pieces.
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Bi-color 3 ct Gemstones
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Black 3 ct Gemstones
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Blue 3 ct Gemstones
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Brown 3 ct Gemstones
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Golden 3 ct Gemstones
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Gray
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Green 3 ct Gemstones
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Multicolor 3 ct Gemstones
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Orange 3 ct Gemstones
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Pink 3 ct Gemstones
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Purple 3 ct Gemstones
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Red 3 ct Gemstones
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Turquoise 3 ct Gemstones
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Violet 3 ct Gemstones
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White 3 ct Gemstones
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Yellow 3 ct Gemstones
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
3.01ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 27.82
3.47ct Yellow Sphene, Oval, Translucent
10 x 8 mm (calibrated)
$ 22.91
3.01ct Red Tourmaline, Oval, Transparent
9 x 7 mm (calibrated)
$ 62.16
3.36ct Multicolor Labradorite, Baguette, Translucent
9 x 7 mm (calibrated)
$ 5.57
3.38ct Red Andesine Labradorite, Oval, Transparent
11 x 9 mm (calibrated)
$ 50.70
3.03ct Violet Amethyst, Trillion, VVS-VS
10 x 10 mm (calibrated)
$ 24.00
3.24ct Red Andesine Labradorite, Cushion, Transparent
12.5 x 8.1 mm
$ 48.60
3.22ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 29.10
3.15ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 28.45
3.28ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 29.64
3.41ct Yellow Citrine, Emerald Cut, VVS
14.1 x 7 mm
$ 28.64
3.31ct Blue Topaz, Marquise, VVS-VS
14.9 x 6.9 mm
$ 30.59
3.38ct Multicolor Dendritic Agate, Oval, Transparent
14.7 x 13.8 mm
$ 14.47
3.38ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 28.39
3.35ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 32.15
3.35ct Multicolor Sapphire, Oval, VS
9.6 x 7.5 mm
$ 1,005.00
3.23ct Yellow Quartz, Flower Cut, Transparent
12 x 12 mm (calibrated)
$ 12.79
3.21ct Yellow Citrine, Oval, VVS-VS
11 x 9 mm (calibrated)
$ 26.96
3.10ct Violet Amethyst, Trillion, VS
10 x 10 mm (calibrated)
$ 29.76
3.00ct Yellow Rutile Quartz, Marquise, Transparent
13.7 x 7.1 mm
$ 9.74
3.20ct Green Malachite, Oval, Opaque
9 x 7 mm (calibrated)
$ 7.68
3.37ct Pink Topaz, Round, VVS-VS
9 mm (calibrated)
$ 32.35
3.18ct Blue Topaz, Heart, VVS
9 x 9 mm (calibrated)
$ 27.29
3.41ct Pink Strawberry Quartz, Oval, Transparent
11 x 9 mm (calibrated)
$ 30.82
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Why Buy 3 Ct Gemstones from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
Natural 3 Carat Gemstones
Our 3 carat gemstones are 100% natural and carefully selected for quality, color, and clarity, making them ideal for standout jewelry designs.
3 Carat Loose Gemstones for Sale
Explore a wide range of 3 carat loose gemstones available in popular varieties such as sapphire, ruby, tourmaline, and more, all ready for custom settings.
Best Uses for 3 Carat Gems
3 carat gems are ideal for statement rings, pendants, and high-end jewelry pieces, offering a noticeable size without becoming impractical for daily wear.
Faceted and Cabochon Options
Choose from faceted 3ct gemstones for brilliance and sparkle or cabochon cuts for smooth surfaces and unique visual appeal.
Color Variety in 3 Carat Stones
Our collection includes gemstones in a wide spectrum of colors, from vivid blues and reds to soft pastels and rare color-change varieties.
Calibrated 3 Carat Gemstones
Find calibrated stones that fit standard jewelry settings, helping jewelers and designers save time while ensuring precise results.
Investment-Grade Gemstones
Many 3 carat gemstones offer excellent value for collectors, combining desirable size with quality characteristics that can appreciate over time.
Wholesale 3 Carat Gemstones
We offer competitive pricing on bulk purchases of 3ct gemstones, ideal for jewelers, designers, and resellers seeking consistent supply.
Learn more about gemstone properties, grading, and selection on our Gemstone Information Page.
FAQs
Is a 3 carat gemstone considered large?
Yes, a 3 carat gemstone is considered a medium-to-large size, making it ideal for statement jewelry while still being wearable daily.
Which gemstones look best at 3 carats?
Sapphires, rubies, aquamarines, and tourmalines are popular choices, as their color and clarity are well showcased at 3 carats.
Are all 3 carat gemstones the same size?
No, size varies depending on the gemstone type and density. Two stones with the same carat weight can have different dimensions.
Are your 3 carat gemstones natural?
Yes, all gemstones are natural, with any treatments clearly disclosed to ensure full transparency.
Can I use a 3 carat gemstone for an engagement ring?
Absolutely, 3 carat gemstones are a popular choice for engagement rings, offering impressive size and visual impact.
Do you offer calibrated 3ct gemstones?
Yes, we stock calibrated sizes suitable for standard jewelry settings, making them easy to mount.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
It's mostly good, only some item's are easier to find through the search than the menu
Overall Rating -> 10
GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Overall Rating -> 10
Filters need to be improved but rest of website is great
Overall Rating -> 10
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Overall Rating -> 10
I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.
